html {
  box-sizing: border-box;
  font-size: 0;
}

*,
*:before,
*:after {
  box-sizing: inherit;
  outline: none;
}

html,
body {
  padding: 0;
  margin: 0;
  height: 100%;
  background: #1f8a70;
}

.content {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
}

.content-inner {
  width: 560px;
  height: 430px;
  position: relative;
  left: -280px;
  top: -215px;
}

.icon {
  margin: 20px;
  display: inline-block;
  width: 100px;
  height: 100px;
  border: 1px solid #fff;
  cursor: pointer;
}
.icon #dropdown-1.close::before, .icon #dropdown-1.close::after {
  left: -25px;
  width: 100px;
}
.icon #dropdown-1.close::before {
  transform: rotate(-45deg);
}
.icon #dropdown-1.close::after {
  transform: rotate(45deg);
}
.icon #dropdown-2.close::before, .icon #dropdown-2.close::after {
  left: -25px;
  width: 100px;
}
.icon #dropdown-3.close:before {
  transform: rotate(-45deg);
}
.icon #dropdown-3.close:after {
  transform: rotate(45deg);
}
.icon #dropdown-4.close:before {
  left: 0;
  transform: rotate(45deg);
}
.icon #dropdown-4.close:after {
  left: 0;
  transform: rotate(-45deg);
}

.dropdown {
  position: relative;
  margin: 45.4545454545px 25px;
  transition: 0.3s;
}
.dropdown:before, .dropdown:after {
  transition: 0.3s;
  content: " ";
  position: absolute;
  width: 50px;
  height: 14.2857142857px;
  background: #fff;
  border-radius: 50px;
}
.dropdown:before {
  left: -12.9157647678px;
  transform: rotate(45deg);
}
.dropdown:after {
  left: 12.9157647678px;
  transform: rotate(-45deg);
}

.menu {
  position: relative;
  background: #fff;
  width: 75px;
  height: 14.2857142857px;
  margin-top: 42.8571428571px;
  margin-left: 12.5px;
  border-radius: 75px;
  transition: 0.3s;
}
.menu:before, .menu:after {
  content: "";
  position: absolute;
  width: 75px;
  height: 14.2857142857px;
  background: #fff;
  border-radius: 75px;
  transition: 0.3s;
}
.menu:before {
  top: -28.5714285714px;
}
.menu:after {
  top: 28.5714285714px;
}